TWM629068U - Advancing handrail fixing device of construction frame - Google Patents

Abstract

The invention relates to a handrail advance fixing device for connecting a construction frame, which includes a handrail connecting piece, a horizontal bar hook and a straight bar engaging piece. The handrail connecting piece includes at least one sleeve extending up and down, and a top end of the sleeve is formed with a handrail structure passing opening. The cross bar is hooked to the handrail connecting piece, and is detachably hooked to a cross bar of the work frame. The straight rod engaging piece is arranged on the handrail connecting piece, and is spaced up and down from the horizontal rod hook. The straight rod engaging member is formed with an engaging groove, and the direction of the opening of the engaging groove is not parallel to the extending direction of the sleeve of the handrail connecting member. The straight rod engaging piece is detachably sheathed with the straight rod of the engaging construction frame through the engaging groove. Thereby, the armrest advance fixing device can be firmly combined with the construction frame without shaking.

Description

Handrail first fixing device of construction frame

This creation system relates to a building construction tool, especially a fixing device for fixing handrails on a construction frame (a scaffold).

The construction frame for construction includes a main structure, a plurality of handrail advance fixing devices and a plurality of handrail structures. When erecting a work frame, firstly, a plurality of straight rods and horizontal rods are assembled to form the main structure surrounding the building, then the handrail advance fixing device is fixed at the connection between the straight rod and the horizontal rod, and finally the handrail structure is fixed through the handrail advance fixing device. Between two adjacent poles on the main structure. When the construction personnel move on the construction frame, they can support the handrail structure to assist the balance, thereby increasing the safety during operation.

However, the existing handrail advance fixing device is usually only hooked on the horizontal bar of the construction frame with a hook, and is not firmly connected to the straight bar of the construction frame. Accidents may occur due to the shaking of the armrest structure.

Therefore, the prior art handrail fixing device needs to be improved.

In view of the above-mentioned shortcomings and deficiencies of the prior art, the present invention provides a handrail advance fixing device, which has a straight rod fixing member which can be firmly combined with the straight rod passing through the construction frame, thereby avoiding shaking.

In order to achieve the above-mentioned creation purpose, the technical means used in this creation is to design a handrail advance fixing device for connecting a construction frame, the construction frame includes a horizontal bar and a straight bar, and the handrail advance fixing device includes: A handrail connector, which includes at least one sleeve, which extends up and down, and a top end of each of the at least one sleeve is formed with a handrail structure through hole; a cross bar hook, which is arranged on the handrail connecting piece and detachably hooks the cross bar of the construction frame; A straight rod engaging piece is arranged on the handrail connecting piece; an engaging groove is formed on the straight rod engaging piece, and the direction of the opening of the engaging groove is non-parallel with the extending direction of the at least one sleeve of the handrail connecting piece ; The straight rod engaging piece is detachably sleeved and engaged with the straight rod of the construction frame with the engaging groove. :

When used in this creation, hook the horizontal bar to the horizontal bar of the construction frame, and set the straight rod engaging piece to the straight rod of the construction frame. At this time, the first fixing device of the handrail is fixed on the construction frame. Next, one of the uprights of the handrail structure is passed downward through the sleeve of the handrail connecting piece, so that the handrail structure is fixed to the construction frame through the handrail advance fixing device.

The advantage of the present invention is that a straight rod fixing member is further provided on the armrest advance fixing device, and the slot width of the engaging groove on the straight rod fixing member corresponds to the diameter of the straight rod, so that when the engaging groove is sleeved with the engaging straight rod Afterwards, the handrail advanced fixing device can be firmly combined with the construction frame without shaking, so that the handrail structure connected to the construction frame through the handrail advanced fixing device can also be firmly combined with the construction frame, which can avoid accidents caused by the shaking of the handrail structure.

Further, in the handrail advance fixing device, the direction of the opening of the engaging groove is perpendicular to the extending direction of the at least one sleeve of the handrail connector.

Further, the direction of the opening of the engaging groove is parallel to the extending direction of the horizontal bar of the construction frame.

Further, in the armrest advance fixing device, the straight rod engaging piece has an inner clip and an outer clip, and the inner clip and the outer clip are arranged at intervals to form opposite sides of the engaging groove, respectively. Two groove walls; a connecting piece, which connects the inner clip and the outer clip, the connecting piece forms the groove bottom of the engaging groove.

Further, in the armrest advance fixing device, the straight rod engaging piece has an inner clip and an outer clip, and the inner clip and the outer clip are arranged at intervals to form opposite sides of the engaging groove, respectively. two groove walls; a connecting piece, which connects the inner clip and the outer clip, the connecting piece forms the groove bottom of the engaging groove; one end of the rotating piece is rotatably arranged on the One end of the inner clip opposite to the connecting piece, and the other end of the inner clip selectively engages the outer clip so that the straight rod of the construction frame cannot escape from the engaging groove.

Further, in the armrest advance fixing device, the number of the at least one sleeve of the armrest connector is two, and the two sleeves are arranged at intervals.

The technical means adopted by the present creation to achieve the predetermined creation purpose are further described below in conjunction with the drawings and preferred embodiments of the present creation.

Please refer to FIG. 1 to FIG. 3 , the handrail advance fixing device of the present invention is used to be installed on a construction frame A, the construction frame A includes a horizontal bar A1 and a straight bar A2, and the handrail advance fixing device includes a handrail connector 10 . , a horizontal bar hook 20 and a straight bar engaging member 30 ; and in this embodiment, a rotating member 40 is further included.

Please refer to FIG. 1 to FIG. 3 , the aforementioned handrail connector 10 includes a partition 11 and two sleeves 12 . The partition part 11 extends up and down, and the cross section of the partition part 11 is C-shaped. The two sleeves 12 extend up and down and are respectively disposed on opposite sides of the partition portion 11 , and a top end of each sleeve 12 is formed with a handrail structure through hole 121 . In other preferred embodiments, the armrest connector 10 may also have only one sleeve 12 .

The aforementioned cross bar hook 20 is disposed on the handrail connecting member 10 and detachably hooks the cross bar A1 of the construction frame A. As shown in FIG. Specifically, the cross bar hook 20 is disposed at the top end of the partition portion 11 of the handrail connector 10 , and the cross bar hook 20 is formed with an opening facing downward so that the handrail connector 10 can rotate around the cross bar hook 20 The ground is hooked on the crossbar A1.

Please refer to FIG. 1 , FIG. 3 and FIG. 4 , the aforementioned straight rod engaging member 30 is disposed on the armrest connecting member 10 , and the straight rod engaging member 30 and the horizontal rod hook 20 are arranged at intervals up and down. In this embodiment, the straight rod engaging member 30 is located below the horizontal rod hook 20 , and the straight rod engaging member 30 is the bottom end of the fixed partition portion 11 .

The straight rod engaging member 30 is formed with an engaging groove 31 , and the direction of the opening 311 of the engaging groove 31 is not parallel to the extending direction of the sleeve 12 of the armrest connecting member 10 . The straight rod engaging member 30 is detachably sleeved with the straight rod A2 of the engaging construction frame A through the engaging groove 31, and the groove width D1 of the engaging groove 31 corresponds to the diameter D2 of the straight rod A2 (as shown in FIG. 4 ), Thereby, the engaging groove 31 can firmly engage the straight rod A2, thereby preventing the armrest advance fixing device from shaking. The so-called slot width D1 of the engaging slot 31 corresponds to the diameter D2 of the straight rod A2, that is, the slot width D1 of the engaging slot 31 is the same as the diameter D2 of the straight rod A2, but it is not limited to be the same. The slot width D1 of the engaging slot 31 It can also be slightly smaller or slightly larger than the diameter D2 of the straight rod A2, as long as the groove width D1 of the engaging groove 31 and the diameter D2 of the straight rod A2 are within a reasonable tolerance and fit range.

In the present embodiment, the direction of the opening 311 of the engaging groove 31 is perpendicular to the extending direction of the sleeve 12 of the handrail connector 10 and parallel to the extending direction of the horizontal bar A1 of the construction frame A, thereby fixing the handrail in advance When the device is fixed on the construction frame A, firstly hook the crossbar hook 20 on the crossbar A1, and then rotate the handrail with the crossbar hook 20 as the center to fix the device in advance so that the engaging groove 31 is set to engage the construction frame A. For the straight rod A2, it is not necessary to align the horizontal rod hook 20 and the engaging groove 31 with the corresponding components at the same time during installation, and the installation is more convenient.

Specifically, the straight rod engaging member 30 is formed by bending a long plate, which has an inner clip 32, an outer clip 33 and a connecting piece 34; the inner clip 32 and the outer clip 33 are spaced apart The two opposite groove walls 312 are arranged to form the engaging groove 31 respectively; the outer clip 33 is preferably recessed downward to form a fixing groove 331 ; the connecting piece 34 connects the two clips and forms the groove bottom of the engaging groove 31 313.

One end of the aforementioned rotating member 40 is rotatably disposed on one end of the inner clip 32 of the straight rod engaging member 30 opposite to the connecting piece 34 , and the other end of the rotating member 40 selectively passes through a fixing groove for engaging the outer clip 33 . 331 so that the straight rod A2 of the construction frame A cannot escape from the engaging groove 31 . In other preferred embodiments, the rotating member 40 is only rotatably disposed on the straight rod engaging member 30, and selectively rotated to the opening 311 of the engaging groove 31 to reduce the width of the opening 311 of the engaging groove 31, thereby reducing the width of the opening 311 of the engaging groove 31. It is sufficient that the straight rod A2 of the construction frame A cannot escape from the engaging groove 31 .

Please refer to Fig. 3. When using this creation, first hook the horizontal bar hook 20 to the horizontal bar A1 of the work frame A, and then turn the handrail advance fixing device with the horizontal bar hook 20 as the center to engage the straight bar. The engaging groove 31 of the piece 30 is sleeved with the straight rod A2 of the engaging construction frame A, and the handrail first fixing device is fixed on the construction frame A at this time. At this point, the handrail structure can be inserted and installed into the sleeve 12 from the handrail structure passing opening 121 .

Please refer to FIG. 5 and FIG. 6 , the second embodiment of the present invention is substantially the same as the first embodiment, except that the opening direction of the engaging groove 31A of the straight rod engaging member 30A is perpendicular to the connection between the two sleeves 12A Wire. In the second embodiment, one of the uprights of the handrail structure B is inserted through the sleeve 12A of the handrail connector 10 downward, so that the handrail structure B is fixed to the construction frame A through the handrail advance fixing device. Specifically, an armrest advance fixing device is installed at each end of the crossbar A1; each handrail structure B has a column at both ends, and the two uprights of the armrest structure B are respectively fitted with two armrest advance fixing devices fixed at both ends of the crossbar A1. Fixtures.

To sum up, in the present invention, a straight rod engaging member 30 is further provided on the armrest advance fixing device, and the groove width D1 of the engaging groove 31 on the straight rod engaging member 30 corresponds to the diameter D2 of the straight rod A2, Thereby, when the engaging straight rod A2 is set in the engaging groove 31, the handrail advance fixing device can be firmly combined with the construction frame A without shaking, so that the handrail structure B connected to the construction frame through the handrail advance fixing device can also be stably connected. Combined with the construction frame, the construction personnel can avoid accidents caused by the shaking of the handrail structure B.

The above is only the preferred embodiment of the creation, and does not limit the creation in any form. Although the creation has been disclosed as above in the preferred embodiment, it is not intended to limit the creation. Those of ordinary knowledge, within the scope of the technical solution of this creation, can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above. The technical essence of the creation Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solution of the creation.

10: Handrail connector 11: Divider 12: Sleeve 121: Handrail structure through the mouth 20: Crossbar hook 30: Straight rod engagement piece 31: snap groove 311: Opening 312: groove wall 313: groove bottom 32: inner clip 33: Outer clip 331: Fixed slot 34: connecting piece 40: Turning parts 12A: Sleeve 30A: Straight rod engagement piece 31A: Engagement slot A: Construction frame A1: Crossbar A2: Straight rod B: Armrest structure D1: Slot width D2: Diameter

FIG. 1 is a perspective external view of the first embodiment of the present invention. FIG. 2 is a three-dimensional external view of the first embodiment of the present invention from another angle. FIG. 3 is a three-dimensional appearance view of the first embodiment of the present invention connected to a construction frame. FIG. 4 is a schematic side view of the first embodiment of the present invention connected to a construction frame. FIG. 5 is a schematic front view of the second embodiment of the present invention, showing that the handrail structure is connected to a construction frame through the present invention. FIG. 6 is a schematic side view of the second embodiment of the present invention, showing that the handrail structure is connected to a construction frame through the present invention.

10: Handrail connector

11: Divider

12: Sleeve

121: Handrail structure through the mouth

20: Crossbar hook

30: Straight rod engagement piece

31: snap groove

311: Opening

312: groove wall

313: groove bottom

32: inner clip

33: Outer clip

331: Fixed slot

34: connecting piece

40: Turning parts

D1: Slot width

Claims (7)

A handrail advance fixing device is used to connect a construction frame, the construction frame comprises a horizontal bar and a straight bar, and the handrail advance fixing device comprises: A handrail connector, which includes at least one sleeve, which extends up and down, and a top end of each of the at least one sleeve is formed with a handrail structure through hole; a cross bar hook, which is arranged on the handrail connecting piece and detachably hooks the cross bar of the construction frame; A straight rod engaging piece is arranged on the handrail connecting piece; an engaging groove is formed on the straight rod engaging piece, and the direction of the opening of the engaging groove is non-parallel with the extending direction of the at least one sleeve of the handrail connecting piece ; The straight rod engaging piece is detachably sleeved and engaged with the straight rod of the construction frame with the engaging groove. The handrail advance fixing device as claimed in claim 1, further comprising a rotating member, which is rotatably disposed on the straight rod engaging member, and is selectively rotated to the opening of the engaging groove to make the construction frame The straight rod cannot escape from the engaging groove. The handrail advance fixing device according to claim 1 or 2, wherein the direction of the opening of the engaging groove is perpendicular to the extending direction of the at least one sleeve of the handrail connecting member. The handrail advance fixing device according to claim 3, wherein the direction of the opening of the engaging groove is parallel to the extending direction of the horizontal bar of the construction frame. The armrest advance fixing device as claimed in claim 1, wherein the straight rod engaging member has an inner clip and an outer clip, the inner clip and the outer clip are arranged at intervals to respectively form two opposite groove walls of the engaging groove; A connecting piece connects the inner clip and the outer clip, and the connecting piece forms the groove bottom of the engaging groove. The armrest advance fixing device as claimed in claim 2, wherein The straight rod engaging piece has an inner clip and an outer clip, the inner clip and the outer clip are arranged at intervals to respectively form two opposite groove walls of the engaging groove; a connecting piece, which connects the inner clip and the outer clip, and the connecting piece forms the groove bottom of the engaging groove; One end of the rotating member is rotatably disposed at one end of the inner clip of the straight rod engaging member opposite to the connecting piece, and the other end selectively engages the outer clip so that the straight rod of the construction frame cannot be disengaged the snap groove. The armrest advance fixing device according to claim 1 or 2, wherein the number of the at least one sleeve of the armrest connecting member is two, and the two sleeves are arranged at intervals.

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